Describe the physiology of digestion and absorption including how carbohydrates fat and protein are broken down decribe absorption in the small intestine

Describe the primary functions of the stomach and how it contributes to food digestion.

Which of the following descriptions is incorrectly matched to the type of digestion occuring?   Acidic pH of gastric juice helping break down proteins and activate enzymes - mechanical digestion   Salivary amylase breaking down starch - chemical digestion   Peristalsis of the small intestine mixing up chyme - mechanical digestion   bile salts helping to emulsify fats and raise the pH - chemical digestion   chewing and mixing of food in the mouth - mechanical digestion

Explain the role of Gastrin and Cholecystokinin in digestion